Wärtsilä in the USA


Accounts Payable
Wärtsilä North America
11710 N. Gessner Rd, Ste. A.
Attn. Accounts Payable
Houston, TX 77064

Vendor invoices may be e-mailed to

  • One PDF per email – invoice and back-up in one attachment

  • Please note the e-mail is NOT for any form of correspondence – it is strictly used to receive invoices and credit memos that need to be processed by Wärtsilä
  • Vendor inquiries should be sent to or by contacting:
    LaNae Muench

All supplies of goods and/or services are subject to the Wärtsilä North America, Inc. General Terms and Conditions USA - Purchase Orders (2018). The Company will supply copies of the General Terms and Conditions upon request.

© 2019 Wärtsilä